<script setup>
import { onMounted, ref, watch} from 'vue'
import { getEmpListPage,addEmp,queryEmp,updateEmp,deleteEmp } from '@/api/emp'
import { getDepts } from '@/api/dept'
import { ElMessage,ElMessageBox } from "element-plus";


const searchEmp = ref({
  name: '',
  gender: '',
  date: [],
  begin: '',
  end: ''
})
watch(() => searchEmp.value.date,(newValue)=>{
  if(newValue.length == 2){
    searchEmp.value.begin = newValue[0];
    searchEmp.value.end = newValue[1];
  }else{
    searchEmp.value.begin = '';
    searchEmp.value.end = '';
  }
})
//职位列表数据
const jobs = ref([{ name: '班主任', value: 1 },{ name: '讲师', value: 2 },{ name: '学工主管', value: 3 },{ name: '教研主管', value: 4 },{ name: '咨询师', value: 5 },{ name: '其他', value: 6 }])
//性别列表数据
const genders = ref([{ name: '男', value: 1 }, { name: '女', value: 2 }])
//部门列表数据
const deptList = ref([]);
const handleGetDept = async () => {
  const result = await getDepts();
  deptList.value = result.data;
}


const clear = () => {
  // 清空表单
  searchEmp.value = {
    name: '',
    gender: '',
    date: []
  }
  search()
}

//分页配置
const pageSize = ref(5)
const currentPage = ref(1)
const empList = ref([]);
const total = ref(0);

const search = async () => {
    console.log('search:', searchEmp.value);
    const result = await getEmpListPage(searchEmp.value.name,searchEmp.value.gender,searchEmp.value.begin,searchEmp.value.end,currentPage.value,pageSize.value) 
    if(result.code){
      empList.value = result.data.rows;
      total.value = result.data.total;
    }else{
      ElMessage.error(result.msg);
    }
}
// 分页处理
const handleSizeChange = (newSize) => {
  pageSize.value = newSize;
  search();
}
const handleCurrentChange = (newPage) => {
  currentPage.value = newPage;
  search();
}
//得到token值
const token = ref('');
onMounted(() => {
  handleGetDept();
  search();
  //查询当前对象获取token
  token.value = JSON.parse(localStorage.getItem('loginUser')).token;
})
/* 新增员工 */
// 控制弹窗
const dialogVisible = ref(false)
const dialogTitle = ref('')
const handleAdd = () => {
  dialogVisible.value = true;
  dialogTitle.value = '新增员工';
  employeeFormRef.value.resetFields();
  
  
  employee.value.job = '';
  employee.value.salary = '';
  employee.value.deptId = '';
  employee.value.entryDate = '';
  employee.value.image = '';
  employee.value.exprList = [];
  
}
//新增/修改表单
const employeeFormRef = ref(null)
const employee = ref({
  username: '',
  name: '',
  gender: '',
  phone: '',
  job: '',
  salary: '',
  deptId: '',
  entryDate: '',
  image: '',
  exprList: []
})
/* 新增员工校验规则 */
const rules = ref({
  username: [
    { required: true, message: '请输入员工用户名，2-20字', trigger: 'blur' },
    { min: 2, max: 20, message: '用户名长度在2到20个字符之间', trigger: 'blur' }
  ],
  name: [
    { required: true, message: '请输入员工姓名，2-20字', trigger: 'blur' },
    { min: 2, max: 20, message: '姓名长度在2到20个字符之间', trigger: 'blur' }
  ],
  gender: [
    { required: true, message: '请选择性别', trigger: 'change' }
  ],
  phone: [
    { required: true, message: '请输入员工手机号', trigger: 'blur' },
    {
      pattern: /^1[3-9]\d{9}$/, // 手机号正则表达式
      message: '请输入有效的手机号',
      trigger: 'blur'
    }
  ]
});

//文件上传
// 图片上传成功后触发
const handleAvatarSuccess = (response,uploadFile) => {
  employee.value.image = response.data
}
// 文件上传之前触发
const beforeAvatarUpload = (rawFile) => {
  if (rawFile.type !== 'image/jpeg' && rawFile.type !== 'image/png') {
    ElMessage.error('只支持上传图片')
    return false
  } else if (rawFile.size / 1024 / 1024 > 50) {
    ElMessage.error('只能上传50M以内图片')
    return false
  }
  return true
}
//添加工作经历
const addExpr = () => {
  employee.value.exprList.push({exprDate: [], begin: '', end: '', company: '', job: ''})
}
//删除工作经历
const delExpr = (index) => {
  employee.value.exprList.splice(index,1)//index删除的是exprList数组中的第几个对象 ，1 指删除的数量
}
//监听工作经历数据
watch(() => employee.value.exprList, (newValue) => {
  newValue.forEach(expr => {
      if (expr.exprDate && expr.exprDate.length === 2) {
        expr.begin = expr.exprDate[0];
        expr.end = expr.exprDate[1];
      }else  {
        expr.begin = '';
        expr.end = '';
      } 
    });
  
}, { deep: true });
//修改操作
const handleEdit = async (id) => {
  dialogTitle.value = '修改员工信息';
  dialogVisible.value = true;
  const result = await queryEmp(id);
  employee.value = result.data;
  if (result.code) {
    console.log('result.data:', result.data);
    employee.value.exprList.forEach(expr => {
      expr.exprDate = [expr.begin,expr.end];
    });
  }else {
    ElMessage.error(result.msg);
  }
}

/* 删除员工 */
const selectedEmps = ref([]); // 存储选中的员工数据

const handleSelectionChange = (selection) => {
  selectedEmps.value = selection.map(emp => emp.id); // 存储选中的员工数据的id
};
//删除操作
const handleDelete = async (id) => {
   const ids = id ? [id] : selectedEmps.value;
   ElMessageBox.confirm('此操作将永久删除员工, 是否继续?', '提示', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning'
  }).then(async () => {
    // 删除员工
    const result = await deleteEmp(ids)
    if(result.code){
      ElMessage.success('删除成功')
      search();
    }else{
      ElMessage.error(result.msg);
    }
  })
}


//提交表单
const submitForm = async() => {
  await employeeFormRef.value.validate();
  let result = null;
  if(employee.value.id){
    result = await updateEmp(employee.value);
  }else {
    result = await addEmp(employee.value);
  }
   if (result.code) {
    ElMessage.success('操作成功');
    dialogVisible.value = false;
    search(); // 刷新部门列表
  } else {
    ElMessage.error(result.msg);
  }
  
};
</script>

<template>
  <h1>员工管理</h1> <br>
  {{ searchEmp }}
  <el-form :inline="true" :model="searchEmp">
    <el-form-item label="姓名">
      <el-input v-model="searchEmp.name" placeholder="请输入员工姓名"></el-input>
    </el-form-item>

    <el-form-item label="性别">
      <el-select v-model="searchEmp.gender" placeholder="请选择">
        <el-option label="男" value="1"></el-option>
        <el-option label="女" value="2"></el-option>
      </el-select>
    </el-form-item>

    <el-form-item label="入职日期">
      <el-date-picker
        v-model="searchEmp.date"
        type="daterange"
        range-separator="至"
        start-placeholder="开始日期"
        end-placeholder="结束日期"
        value-format="YYYY-MM-DD"
      ></el-date-picker>
    </el-form-item>

    <el-form-item>
      <el-button type="primary" @click="search">查询</el-button>
      <el-button @click="clear">清空</el-button>
    </el-form-item>
  </el-form>
    <el-button type="primary" @click="handleAdd"> + 新增员工</el-button>
  <el-button type="danger" @click="handleDelete()"> - 批量删除</el-button>
  <br><br>

<!-- 表格 -->
  <el-table :data="empList" border style="width: 100%" @selection-change="handleSelectionChange">
    <el-table-column type="selection" width="55" align="center"></el-table-column>
    <el-table-column prop="name" label="姓名" width="120" align="center"></el-table-column>
    <el-table-column label="性别" width="120" align="center">
      <template #default="scope" >
        {{ scope.row.gender == 1 ? '男' : '女' }}
      </template>
    </el-table-column>
    <el-table-column label="头像" width="120" align="center">  
      <template #default="scope" >
        <img :src="scope.row.image" height="40px" alt="头像暂无" />
      </template>
    </el-table-column>
    <el-table-column prop="deptName" label="部门名称" width="150" align="center"></el-table-column>
    <el-table-column label="职位" width="120" align="center">
      <template #default="scope">
          <span v-if="scope.row.job == 1">班主任</span>
          <span v-else-if="scope.row.job == 2">讲师</span>
          <span v-else-if="scope.row.job == 3">学工主管</span>
          <span v-else-if="scope.row.job == 4">教研主管</span>
          <span v-else-if="scope.row.job == 5">咨询师</span>
          <span v-else>其他</span>
        </template>
    </el-table-column>
    <el-table-column prop="entryDate" label="入职日期" width="180" align="center"></el-table-column>
    <el-table-column prop="updateTime" label="最后操作时间" width="210" align="center"></el-table-column>
    <el-table-column label="操作" fixed="right" align="center">
      <template #default="scope">
        <el-button size="small" type="primary" @click="handleEdit(scope.row.id)">编辑</el-button>
        <el-button size="small" type="danger" @click="handleDelete(scope.row.id)">删除</el-button>
      </template>
    </el-table-column>
  </el-table>

  <br>

  <!-- 分页 -->
  <el-pagination
    @size-change="handleSizeChange"
    @current-change="handleCurrentChange"
    v-model:current-page="currentPage"
    v-model:page-size="pageSize"
    :page-sizes="[5,10, 20, 30, 40]"
    layout="total, sizes, prev, pager, next, jumper"
    :total="total"
  >
  </el-pagination>
  <!-- 新增员工表单 -->
  <el-dialog v-model="dialogVisible" :title="dialogTitle">
      <el-form ref="employeeFormRef" :model="employee" :rules="rules" label-width="80px">
        {{ employee }}
      <!-- 基本信息 -->
       <!-- 第一行 -->
      <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="用户名" prop="username">
              <el-input v-model="employee.username" placeholder="请输入员工用户名，2-20个字"></el-input>
            </el-form-item>
          </el-col>
          
          <el-col :span="12">
            <el-form-item label="姓名" prop="name">
              <el-input v-model="employee.name" placeholder="请输入员工姓名，2-10个字"></el-input>
            </el-form-item>
          </el-col>
        </el-row>
      <!-- 第二行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="性别" prop="gender">
            <el-select v-model="employee.gender" placeholder="请选择性别" style="width: 100%;">
              <el-option v-for="item in genders" 
              :key="item.value"
              :label="item.name"
              :value="item.value"></el-option>
              </el-select>
          </el-form-item>
        </el-col>

          <el-col :span="12">
            <el-form-item label="手机号" prop="phone">
              <el-input v-model="employee.phone" placeholder="请输入员工手机号"></el-input>
            </el-form-item>
          </el-col>
        </el-row>
       <!-- 第三行 -->
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="职位">
              <el-select v-model="employee.job" placeholder="请选择职位" style="width: 100%;">
                <el-option v-for="item in jobs" 
              :key="item.value"
              :label="item.name"
              :value="item.value"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="薪资">
              <el-input v-model="employee.salary" placeholder="请输入员工薪资"></el-input>
            </el-form-item>
          </el-col>
        </el-row>
        <!-- 第四行 -->
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="所属部门">
              <el-select v-model="employee.deptId" placeholder="请选择部门" style="width: 100%;">
                <el-option v-for="item in deptList" :key="item.id" :label="item.name" :value="item.id"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="入职日期">
              <el-date-picker v-model="employee.entryDate" type="date" style="width: 100%;" placeholder="选择日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD"></el-date-picker>
            </el-form-item>
          </el-col>
        </el-row>
        <!-- 第五行 -->
        <el-row :gutter="20">
          <el-col :span="6">
            <el-form-item label="头像">
              <el-upload
                class="avatar-uploader"
                action="/api/upload"
                :headers="{'token':token}"
                :show-file-list="false"
                :on-success="handleAvatarSuccess"
                :before-upload="beforeAvatarUpload"
                >
                <img v-if="employee.image" :src="employee.image" class="avatar" />
                <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
              </el-upload>
            </el-form-item>
          </el-col>
            <el-col :span="18">
                <span style="line-height:2;">图片大小不超过2M<br>仅能上传PNG, JPEG, JPG等图片<br>建议上传200*200或300*300尺寸的照片</span>
            </el-col>
        </el-row>
        <!-- 工作经历 -->
        <!-- 第六行工作经历 -->
        
          <el-row :gutter="10">
          <el-col :span="24">
            <el-form-item label="工作经历">
              <el-button type="success" size="small" @click="addExpr">+ 添加工作经历</el-button>
            </el-form-item>
          </el-col>
        </el-row>
        
        <!-- 第七行 ...  工作经历 -->
        <el-row :gutter="3" v-for="(expr, id) in employee.exprList">
          <el-col :span="10">
            <el-form-item size="small" label="时间" label-width="80px">
              <el-date-picker type="daterange" v-model="expr.exprDate" range-separator="至" start-placeholder="开始日期" end-placeholder="结束日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD" ></el-date-picker>
            </el-form-item>
          </el-col>

          <el-col :span="6">
            <el-form-item size="small" label="公司" label-width="60px">
              <el-input placeholder="请输入公司名称" v-model="expr.company"></el-input>
            </el-form-item>
          </el-col>

          <el-col :span="6">
            <el-form-item size="small" label="职位" label-width="60px">
              <el-input placeholder="请输入职位" v-model="expr.job"></el-input>
            </el-form-item>
          </el-col>

          <el-col :span="2">
            <el-form-item size="small" label-width="0px">
              <el-button type="danger" @click="delExpr(id)" >- 删除</el-button>
            </el-form-item>
          </el-col>
        </el-row>
        </el-form>

      
        <!-- 底部按钮 -->
        <template #footer>
          <span class="dialog-footer">
            <el-button @click="dialogVisible = false">取消</el-button>
            <el-button type="primary" @click="submitForm">保存</el-button>
          </span>
        </template>
      

   

  </el-dialog>
</template>

<style scoped>
.avatar {
  height: 40px;
}
.avatar-uploader .avatar {
  width: 78px;
  height: 78px;
  display: block;
}
.avatar-uploader .el-upload {
  border: 1px dashed var(--el-border-color);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--el-transition-duration-fast);
}

.avatar-uploader .el-upload:hover {
  border-color: var(--el-color-primary);
}

.el-icon.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 78px;
  height: 78px;
  text-align: center;
  /* 添加灰色的虚线边框 */
  border: 1px dashed var(--el-border-color);
}


</style>